Block A, with a Mass of 50 Kg, Rests on a Horizontal

question 63

Multiple Choice

Block A, with a mass of 50 kg, rests on a horizontal table top. The coefficient of static friction is 0.40. A horizontal string is attached to A and passes over a massless, frictionless pulley as shown. The smallest mass m_B of block B, attached to the dangling end, that will start A moving when it is attached to the other end of the string is:

• A) 20 kg
• B) 30 kg
• C) 40 kg
• D) 50 kg
• E) 70 kg

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Definitions:

Schizophrenia

A chronic and severe mental disorder affecting how a person thinks, feels, and behaves, characterized by delusions, hallucinations, and disordered thinking.

Perfectionistic

Characterized by a person's striving for flawlessness and setting excessively high performance standards, accompanied by overly critical self-evaluations and concerns regarding others' evaluations.

Personality Disorders

A group of mental disorders characterized by enduring maladaptive patterns of behavior, cognition, and inner experience, exhibited across many contexts and deviating markedly from those accepted by the individual’s culture.

Behaviour

The way in which an individual acts in response to a particular situation or stimulus.